Tune into Food Network’s Unwrapped to get a peek inside the Spangler Science labs as Steve shares the science behind the Mentos Geyser all of that exploding soda. Back in December, I mentioned that a crew from Unwrapped on the Food Network wanted to get the real scoop on the popular Mentos and soda reaction. The crew spent an entire day grabbing the reaction from every angle and trying to understand how all of those tiny bubbles produce such a huge fountain of soda. The episode is scheduled to air on September 24, 2007. Consult your local listing for time and channel.

robin,
looks like its hydrogen peroxide (H2O2), sodium iodide (NaI), and liquid soap (with some coloring thrown in for good measure. but the hydrogen peroxide far exceeds in strength what’s available at the drug store – may be a bit hazardous to play with!